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Melaka Trial 2024 Biology Kertas 1

1
The following statements are methods for managing different biological wastes according to Standard Operating Procedure. > Wrapped carefully in absorbent material, packed carefully into a biohazard plastic bag and frozen. What is the biological waste that uses the method?
2
Diagram 1 shows a cell component. What is the structural adaptation for the component to carry its function efficiently?
3
Diagram 2 shows a technology used in medical field. What is the advantage of using the method?
4
Which of the following is correct about the comparison between deoxyribonucleic acid and ribonucleic acid?
5
Diagram 3 shows a t-shirt that had been washed by a teenager using usual detergent. It is found that there was still dirt attached to the cloth. What steps need to be done to get better washing result? I. Soaks the cloth in water at 37°C II. Uses detergent powder with lipase enzyme III. Soaks the cloth in alkaline water at 37°C IV. Uses detergent powder with protease enzyme
6
Which of the following will occur during the metaphase stage of cell division?
7
Which if the following is correct about the function of histamine in inflammation reaction?
8
Diagram 4 shows the changes in the amounts of yeast cells, ethanol dan glucose solution without the presence of oxygen. What are represented by the curve W, X and Y?
9
Diagram 5 shows respiratory system of an insect. What is the advantage of having structure J to the respiratory system of the insect?
10
Diagram 6 shows the human digestive system. Which of the parts labeled, A, B, C or D, does the digestion of protein starts?
11
Diagram 7 shows the longitudinal section through the human heart. What will happen if the sinoatrial node (SA node) malfunction?
12
Table 1 shows the blood group of four individuals and the blood type received in a blood transfusion. Which of the following individuals are not at risk from agglutination?
13
Diagram 8 shows a part of endocrine system. Which of the following is the correct match for P?
14
Diagram 9 shows the transmission of impulses across synapses. What is the effect of the presence of the drugs on the transmission of impulses?
15
What are the effects of diabetes insipidus due to under secretion of antidiuretic hormone? I. Frequent urinate II. Causes dehydration III. Blood glucose level increases IV. Excretes small amounts of urine
16
Table 2 shows the amounts of four substances in the blood. Which of the following substances represents glucose?
17
The following information is about the characteristics of a type of vertebrae. - Has a pair of transverse foramen - Does not have centrum - Articulates with the skull Which of the following vertebrae has those characteristics?
18
Diagram 10 shows some T structures on fish that were injured due to being caught in fishing nets. The fish has been released back into the sea. What is the effect of the injury of structure T to the movement of the fish?
19
Diagram 11 shows part of the gamete formation process. What is the importance of the R process to the S cell?
20
Diagram 12 shows hormone levels in a pregnant woman. Why does hormone X increase in the first 12 weeks?
21
Diagram 13 shows a process that occurs at the root tip. In which zone A, B, C or D does the process take place?
22
Diagram 14 shows the arrangement of leaves lamina on a plant. What is the importance of this arrangement towards the plant?
23
Diagram 15 shows the graph of stomata opening at different times throughout the day. Which of the following is correct about the condition of stomata at point P and Q?
24
Diagram 16 shows a plant. What is the type of nutritional adaptations for the plant?
25
The following information explains the condition that occurs in a type of plant. - Unhealthy root growth - The formation of leaves that are dark green and faded - Red or purple spots appear on old leaves Which of the following nutrient is needed to overcome the problem?
26
Diagram 17 shows the movement of water in the xylem vessels. What are the attractive forces of P and Q?
27
Diagram 18 shows an experiment to study the plant transport system using radioactive isotope ^14^CO~2~ that has been conducted by a researcher. Which of the following results will be shown on the X-ray film?
28
Diagram 19 shows the graph of effect of auxin concentration towards part M and N of the plant. Which of the following statements explains the growth response at M and N?
29
Diagram 20 shows some of the processes that take place in the male reproductive organs of plants. What is the process?
30
Diagram 21 shows longitudinal section of the female reproductive organ of a flower plant. M cell degenerates during pollen tube germination. What is the effect of this situation on the survival of the flowering plant?
31
Which of the following plants have sunken stomata? I. Mesophyte II. Hydrophyte III. Halophyte IV. Xerophyte
32
The following statement is about nitrogen cycle. Which of the following is the example of bacteria K?
33
Diagram 22 shows low off energy in an ecosystem. Which of the following statements is correct about the energy pyramid?
34
Diagram 23 shows a type of plant in a mangrove swamp area. Plants in the area were cut down to build fish ponds. What is the impact on the ecosystem of the habitat?
35
Diagram 24 shows the graph for the results of water samples tested from different areas along a river which industrial waste was released. Which of the locations K, L, M, or N contains the most active decomposers?
36
The following statement is about a technology used in producing electricity. > Wind turbine uses blades to collect wind's kinetic energy. This energy will then convert into electricity. Which of the following explains how that technology can reduce the effects of global warming?
37
Diagram 25 shows the family pedigree of hemophilia. If individual R is married to a male who has the same genotype as individual P, what is the probability to get a haemophilic son?
38
The following infographic is about the symptom of two genetic diseases. What is represented by Q?
39
Diagram 26 is data about malaria disease in a country according to World Health Organisation. Which of the following statements explains the relationship between malaria and sickle cell anemia?
40
Which of the following types of biotechnology activity is matched with the correct color code?
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